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Right Stick
INITIALIZING OMNIVERSE ENGINE...
● Audio ● Renderer ● World ● Assets
TIP: Press F1 anytime to view keyboard shortcuts
Portal Network
MOMENTUM
ABILITY
💾 Saving...
4D TESSERACT
IMPOSSIBLE GEOMETRY WALK-THROUGH
XY
XY Plane Rotation
Rotation around the Z-axis. This is like spinning a top or turning a steering wheel.
3D Rotation
XZ
XZ Plane Rotation
Rotation around the Y-axis. Like a compass needle or spinning in place.
3D Rotation
XW
XW Plane Rotation
The X-axis rotates INTO the 4th dimension. Vertices "flip through" hyperspace - impossible in 3D!
✨ 4D Only
YZ
YZ Plane Rotation
Rotation around the X-axis. Like a wheel rolling forward or nodding your head.
3D Rotation
YW
YW Plane Rotation
The Y-axis (vertical) rotates into W. "Up" and "Ana" exchange places - hyper-vertical motion!
✨ 4D Only
ZW
ZW Plane Rotation
The Z-axis (depth) rotates into W. Forward becomes hyperforward - the deepest 4D rotation.
✨ 4D Only
The Outer Cube
You are in ordinary 3D space. Walk toward a wall to enter...
Press SPACE to enter portal
SHIFTING DIMENSIONS...
WASD Move Mouse Look SPACE Enter Portal ESC Exit
+W (ANA)
THE FOURTH DIRECTION
-W (KATA)
Watch the glowing vertices - they're not disappearing, they're rotating through you
💡
EUREKA
You understood something profound.
DIMENSIONAL THINKER
W-COORDINATE
+W (Ana) - Hyperward
W=0 - Our 3D slice
-W (Kata) - Anti-hyperward
⟳ HYPERCUBE INVERTING ⟳
FLATLAND
A ROMANCE OF MANY DIMENSIONS
THE PATTERN
How dimensions are built
·
0D POINT
1 vertex
1D LINE
2 vertices, 1 edge
2D SQUARE
4 vertices, 4 edges
3D CUBE
8 vertices, 12 edges
?
4D TESSERACT
? vertices, ? edges
Based on the pattern, how many vertices does a tesseract have?
THROUGH THE TESSERACT
Higher Dimensional Guide
🌀 What is 4D Space?

You exist in 3D space: you can move left/right, forward/backward, and up/down. But mathematically, there's no reason space has to stop at three dimensions.

The fourth spatial dimension (W) is a direction perpendicular to all three directions you know. It's impossible to point toward it in our universe, but mathematics lets us explore it.

What is a Tesseract?

A tesseract (or hypercube) is to a cube what a cube is to a square:

Dimensional Progression
0D: Point (no dimensions)
1D: Line (1 direction)
2D: Square (2 directions)
3D: Cube (3 directions)
4D: Tesseract (4 directions)

A tesseract has 16 vertices, 32 edges, 24 square faces, and 8 cubic cells. You're walking through one of those cells right now.

👁 Why Does It Look Strange?

What you see is a 3D shadow of a 4D object. Just as a 3D cube casts a 2D shadow on a wall, a 4D tesseract casts a 3D "shadow" that we can see.

The distortions you see are because the W-axis is being projected away - parts of the tesseract that extend into the 4th dimension appear squished or enlarged.

🔄 Understanding 4D Rotation

In 3D, we rotate around axes (X, Y, Z). In 4D, we rotate in planes. With 4 dimensions, there are 6 possible rotation planes.

Three are familiar (3D rotations). Three are impossible in our world (4D rotations).

🌐 3D Rotations (Familiar)
XY Plane
Rotation around Z-axis. Like spinning a top.
✅ EXISTS IN 3D
XZ Plane
Rotation around Y-axis. Like a compass needle.
✅ EXISTS IN 3D
YZ Plane
Rotation around X-axis. Like a wheel rolling.
✅ EXISTS IN 3D
4D Rotations (Impossible)

These rotations involve the W-axis. They're mathematically valid but physically impossible in our universe.

XW Plane
X rotates into W. Points "flip" through the 4th dimension.
🌟 4D ONLY
YW Plane
Y rotates into W. Vertical becomes hypervertical.
🌟 4D ONLY
ZW Plane
Z rotates into W. Depth becomes hyperdepth.
🌟 4D ONLY
🏛 The 8 Cubic Cells

A tesseract contains 8 cubic cells - 3D "rooms" that share faces with each other in impossible ways. Each room you visit is one of these cells.

🚪 Why Rooms Feel Bigger Inside

In 4D, a room can have more interior volume than its 3D exterior suggests. The "extra" space extends into the W dimension.

Think of it like this: a flat shadow of a box looks like a square - you can't tell how deep it is. Similarly, a 3D "shadow" of a 4D room hides its W-depth.

🔮 Portals Between Cells

The portals connect cubic cells through their shared faces. When you step through a portal, you're moving in the W direction - even though it feels like you're walking forward.

This is why each room can lead to multiple others without overlapping. They're not stacked in 3D; they're arranged in 4D.

🧠 What You Look Like from 4D

A 4D being looking at you would see your entire 3D body at once - your skin, your organs, your skeleton - all simultaneously visible, like how you can see the entire 2D cross-section of an orange slice.

Your timeline would appear as a 4D "worm" - every moment of your existence laid out like a sculpture through time.

Time as a Fourth Dimension

Einstein showed that time is dimension-like. But the W-axis here is a fourth spatial dimension - not time. It's a direction you could theoretically walk in, if physics allowed it.

In this tesseract, you're exploring what it might feel like if that extra direction actually existed.

The Limits of Perception

Your brain evolved in 3D. It has no hardware for processing 4D space directly. What you're seeing is your visual cortex's best attempt at interpreting something it was never designed to understand.

The confusion, the wrongness, the sense that something is off - that's your 3D brain brushing against a higher reality it cannot fully grasp.

W-AXIS POSITION
-W (ANA) +W (KATA)
0.00
Fourth Dimensional Depth
STEP 1 OF 7
🌀
Welcome to 4D Space
You have crossed the event horizon and entered a tesseract - a four-dimensional hypercube. Everything you thought you knew about space is about to change.
📖 4D Glossary
Tesseract (Hypercube)
The 4D analog of a cube. It has 16 vertices, 32 edges, 24 square faces, and 8 cubic cells. Also called an 8-cell or octachoron.
W-Axis
The fourth spatial dimension, perpendicular to X, Y, and Z. Movement along W is impossible in our universe but mathematically valid.
Ana / Kata
Coined by Charles Hinton in 1888. "Ana" means movement in the +W direction, "Kata" means movement in the -W direction. Like up/down for the fourth dimension.
Stereographic Projection
A method of projecting higher-dimensional objects into lower dimensions. The tesseract you see is a 3D stereographic projection of a 4D object.
Rotation Plane
In 4D, rotation happens in a plane, not around an axis. Six rotation planes exist: XY, XZ, XW, YZ, YW, ZW. Three involve W and are impossible in 3D.
Cell (4D)
The 3D boundary element of a 4D shape. A tesseract has 8 cubic cells, just as a cube has 6 square faces.
Hyperplane
A 3D "slice" of 4D space. The room you're standing in is a hyperplane - a 3D cross-section of the tesseract.
Klein Bottle
A non-orientable surface that can only exist without self-intersection in 4D. It has no inside or outside - like a Möbius strip with no edges.
Flatland
An 1884 novella by Edwin Abbott exploring how 2D beings would perceive 3D. A useful analogy for understanding how 3D beings (us) perceive 4D.
4D Intuition
With practice, some mathematicians develop a "feel" for 4D space. Your brain can build new pathways for processing higher dimensions, though true 4D vision remains impossible.

⬤ EVENT HORIZON

You have approached the supermassive black hole at the galaxy's center. Beyond lies a gateway to the 4th dimension - a tesseract of impossible geometry where space folds upon itself.

Do you dare to enter?

1/60 Loading... Unknown
← → Arrow Keys or Tab to Navigate
🌌
ORBITAL PHYSICS
Real-time Keplerian mechanics
Gravitational Constant (G) 50,000
Controls the strength of gravity. Higher = faster orbits.
50,000
Black Hole Mass (M) 1,000
Mass of central body. Heavier = stronger pull.
1,000
Time Scale 0.50x
Speed of simulation. Slow down to observe, speed up to see patterns.
0.50x
Orbit Eccentricity 0.30
How elliptical orbits are. 0 = circular, 1 = parabolic.
0.30
Quick Scenarios:
ω = √(G·M / r³)
Kepler's Third Law: Angular velocity from gravity
Move mouse to show • Try the presets!
⚡ v6.32 MIND-BLOWING FEATURES
🎥 Planet Rider Cam
Ride along on a planet's orbital journey
🌀 Gravitational Lensing
Light bending around the supermassive black hole
💥 Planet Collisions
Planets can collide and create supernovae
⚙️ Auto-hide Panel
🔥 Universe Ignition
Destroyed & escaped planets are permanent. When all planets are gone, discover new galaxies to ignite. Share via QR code to let others visit your universe!
LEVIATHAN
GALAXY SIMULATION v10.13
0 Civilizations
0 Cycle
0:00 Playtime
🤖 PROBE INTEGRITY
100 / 100
ENERGY
100/100
Target
🐜 3D Ant Farm
Drag Orbit QE Rotate RF Tilt Scroll Zoom A Auto T Top 1-4 Views N Close
Mobs: 0
Trees: 0
Rocks: 0
Agents: 0
Fish Spots: 0
Zoom: 43%
🔥 IGNITE NEW UNIVERSE
You will be the FIRST OBSERVER to burn this reality into existence
60
Planets Awaiting Birth
2
Universe #
Possibilities
First Observer
Pioneer 0000
Your observation will collapse infinite potential into defined reality
Galaxy 1 has been fully explored. A new universe awaits your observation.
All skills, inventory, and progress will be preserved across realities.
🌌 GALAXY MANAGER
1
Galaxies
60
Total Planets
0
Visited
Galaxy #1
Scan to drop into this universe
🔥 Ignited by: Unknown
60 planets active
Visitors will see exact state: destroyed/escaped planets
📊K
🔨P
🎒I
⚔️G
🎬C
Skills×
Mining 1
Woodcutting 1
Combat 1
Fishing 1
Cooking 1
Crafting 1
Crafting×
Shift+Click = Craft All
Advanced
⚔️ Legendary
🛡️ Equipment
🎒 (0/20)×
Right-click items to drop • Auto-drops lowest priority when full
⚔️ Gear×
⚔️ Empty
🛡️ Empty
💍 Empty
🔧 Empty
⚔️ +0
🛡️ +0
A
ACT
DODGE
⚔️
🌀
💚
🛡️
VICTORY
The enemy throne has fallen!
🤖
🧬
GENESIS ENGINE
EMERGENT CIVILIZATION SIMULATOR
0
Population
0
Factions
0
Age
0
Wars
🧬 GENESIS CONTROLS
Click anywhere to drop a seed particle
Divine Interventions
Click to plant seed
Speaking...
Listening...
Speak now...
Click to select
Copilot Companion
Hello, Explorer! I'm your Copilot Companion. I'll follow you on your journey and help with advice. What would you like to know?
Press V to voice chat • Space while open to speak • Esc to close
💬
0
World Chat 1 online
System
Welcome to World Chat! Press Enter to chat with other players.
👋Wave
😂Laugh
👍Nice
🎉Celebrate
🤯Wow
🫡Salute
🔥Fire
❤️Love
Hold G
Click Emote

Mind-Blowing Prompts

21 consensus prompts from 16 AI strategists
📜

THE ARCHIVIST SPEAKS

Memento Mori Protocol Active
Welcome back. I have been... waiting.
0
Total Deaths
0:00
Last Survival
0
This Session
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Preparing...
🚀 Agent Fleet 0/10
Endpoint:
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Click an agent type above to spawn.
📋 Agent Transcripts

AI Companion Settings

API Configuration

World Settings

Endpoint Profiles

Create different endpoint profiles to assign to your agent fleet. Each agent can use a different AI provider.

Default Agent Endpoint

Select which profile to use for new agents by default.

Quick Test

Voice Output

Enable Voice Response
Auto-speak Responses

Voice Input

Enable Voice Input
Continuous Conversation Mode

Companion Appearance

Show Particles
Enable Glow Effect

Behavior

RAPPID Settings

Import your RAPPID configuration file to automatically configure API endpoints and Azure TTS settings.

Connection Status

No endpoint configured

Reset

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--:--
Cinematic Mode